Problems from Northwestern Europe Programming Contest (NWERC) 2003

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Bridging Signals 81 43 53% 0.05 34 27 79% 5.3
Gladiators 40 22 55% 0.02 18 15 83% 5.5
Prison Rearrangement 22 7 32% 0.08 9 7 78% 6.1
Sightseeing Tour 17 5 29% 0.01 8 5 62% 7.1
Subway Tree System 377 139 37% 0.00 90 70 78% 5.8
Vase Collection 347 93 27% 0.00 75 53 71% 7.1
Who's the Boss? 88 34 39% 0.02 32 22 69% 7.1